| Business | Phone |
| Abl Air 15 Cedar Pointe Dr #8, Barrie L4N 5R7 | (705) 739-5027 |
| A Plus Heating & Air Cond 33 Alliance Blvd #5, Barrie L4M 5K2 | (705) 725-8844 |
| Anything Gas Heating & Ac 133 Brock St, Barrie L4N 2M3 | (705) 720-2842 |
| Avm Mechanical 190 Minet's Point Rd #5, Barrie L4N 8J8 | (705) 715-2765 |
| Leeward Air 141 Patterson Rd, Barrie L4N 7B8 | (705) 721-1331 |
| Looby Mechanical Inc 46 Felt Cres, Barrie L4N 8V1 | (705) 733-2077 |
| Murray Mechanical Systems Ltd 42 Ferndale Dr N, Barrie L4N 9V4 | (705) 726-6420 |
| Northern Tech Heating & Air 38 Fraser Crt, Barrie L4N 5J5 | (705) 735-9745 |
| Palmer Heating & Air Cond 72 Marsellus Dr, Barrie L4N 8R7 | (705) 737-3865 |
| Rymac Sales Co 721 Bayview Dr #6, Barrie L4N 9A5 | (705) 722-3200 |
| Service Experts Of Barrie 33 Alliance Blvd, Barrie L4M 5K2 | (705) 739-7562 |
| Stannair Enbridge Business Svc 18 Alliance Blvd #16, Barrie L4M 5A5 | (705) 726-2581 |
| Thompson Air 75 Bronte Cres, Barrie L4N 5P7 | (705) 726-0377 |
| Yanch Heating & Air Cond Ltd 41 Commerce Park Dr #A, Barrie L4N 8X1 | (705) 728-5406 |
| Cozy Climate Htg & Air Cond 183 Rose St, Barrie L4M 2T8 | (705) 734-2195 |
| Custom Comfort Systems Inc 61 Patterson Rd, Barrie L4N 3V9 | (705) 722-5909 |
| Environmental Systems Corp 120 Saunders Rd #1, Barrie L4N 9A8 | (705) 722-3220 |
| Fine Air Refrigeration 80 Bradford St #551, Barrie L4N 6S7 | (705) 733-1524 |